package com.npu.ass.activity;import com.npu.ass.AlarmReceiver;
import com.npu.ass.R;
import com.npu.ass.R.layout;
import com.npu.ass.R.menu;
import android.content.Context;
import android.media.AudioManager;
import android.media.MediaPlayer;
import android.os.Bundle;
import android.app.Activity;
import android.content.Intent;
import android.view.Menu;
import android.view.View;
import android.widget.Button;public class DialogActivity extends Activity {
Button stopAlarmButton;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.alarm_activity_dialog);
stopAlarmButton = (Button) findViewById(R.id.stop_alarm);
stopAlarmButton.setOnClickListener(new View.OnClickListener() {
public void onClick(View v) {AudioManager mAudioManager = (AudioManager)getSystemService(Context.AUDIO_SERVICE);
mAudioManager.setRingerMode(AudioManager.RINGER_MODE_SILENT);
DialogActivity.this.finish();
}
});
}
}代码如上所示,为什么设置静音不起作用?Android开发
import com.npu.ass.R;
import com.npu.ass.R.layout;
import com.npu.ass.R.menu;
import android.content.Context;
import android.media.AudioManager;
import android.media.MediaPlayer;
import android.os.Bundle;
import android.app.Activity;
import android.content.Intent;
import android.view.Menu;
import android.view.View;
import android.widget.Button;public class DialogActivity extends Activity {
Button stopAlarmButton;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.alarm_activity_dialog);
stopAlarmButton = (Button) findViewById(R.id.stop_alarm);
stopAlarmButton.setOnClickListener(new View.OnClickListener() {
public void onClick(View v) {AudioManager mAudioManager = (AudioManager)getSystemService(Context.AUDIO_SERVICE);
mAudioManager.setRingerMode(AudioManager.RINGER_MODE_SILENT);
DialogActivity.this.finish();
}
});
}
}代码如上所示,为什么设置静音不起作用?Android开发
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